Mechanical Waves

An example of a combined wave...

• sound waves

• water waves

What is the lowest point of a wave?

• trough

• crescent

• medium

What is a rarefaction in a longitudinal wave?

• The region in a longitudinal wave where the particles are closest together.

• The entire wave.

• The region in a longitudinal wave where the particles are furthest apart.

What is a wave?

• A disturbance that transfers matter from place to place.

• A disturbance that transfers energy but not matter.

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is amplitude?

• The distance from the center line ( or the still position) of a waveto the top of a crest or to the bottom of a trough.

• The number of waves passing a point in a certain time.

Tags

NGSS.MS-PS4-1

Sound travels in a...

• transverse wave

• surface wave

• longitudinal wave

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NGSS.HS-PS4-1

1. What is the amplitude of the wave shown above?

• 0 m

• 2 m

• 4 m

• 0.4 m

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NGSS.MS-PS4-1

Which type of wave has a wave perpedicular to the disturbance?

• surface
• mechanical
• transverse
• longitudinal

What happens when a mechanical wave travels through a medium?

• Waves are transferred
• Energy is transferred
• Mass is transferred
• Particles are transferred

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which is true of a mechanical wave?

• It must have a medium
• It must travel in empty space.
• It can travel in a vacuum.
• Both sound and light are examples.

Tags

NGSS.MS-PS4-1